<template>
  <div>
    <h3>最新的count值为:{{count}}</h3>
    <button>-1</button>
  </div>
</template>
<script>
import {mapState} from 'vuex'
export default {
  data() {
    return {}
  },
  methods: {},
  computed:{
    ...mapState(['count'])
  }
}
</script>
<style lang='less' scoped>
</style>